PANTONE/X-Rite Farnsworth-Munsell Dichotomous D-15 Test

The Farnsworth-Munsell Dichotomous D-15 Test is an abridged version of the 100 Hue Test for screening color vision defects only. The D-15 Test is intended for the detection of color vision defects such as red-green and blue-yellow deficiencies as opposed to color acuity. The test consists of a reference cap and 15 removable chips of incremental hue variation.